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Tests a diet to treat active ulcerative colitis in adults

Tests a sustainable diet as a way to change gut bacteria in ulcerative colitis.

Plain-language title generated from the registry record
Registry title: Diet Intervention Treatment for Active Ulcerative Colitis

Key facts

Where
Toronto, CanadaSee the site

Could this be for you?

Answer for yourself. This is not a decision: only the study team can say whether you can take part.

  • Are you between 18 and 75 years old?

Source: NCT04121806, who can take part

Where in Canada

  • Mount Sinai HospitalToronto, CanadaTaking people

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?
Print a page for my doctor

Trial details

Who runs it
Mount Sinai Hospital, Canada
Trial code
NCT04121806
Record updated
29 September 2025
Original description
The purpose of this study is to determine if a sustainable non-elemental diet can be used as a probiotic tool to alter the dysbiotic microbiome found in individuals with ulcerative colitis and thereby decrease disease activity.Read full original descriptionShow less

Diet Intervention as a Prebiotic Treatment for Active Ulcerative Colitis

The purpose of this study is to determine if a sustainable non-elemental diet can be used as a probiotic tool to alter the dysbiotic microbiome found in individuals with ulcerative colitis and thereby decrease disease activity.

Inclusion: • Females and Males between the ages of 18 - 75 years of age at the time of enrolment; Must have established diagnosis of UC by standard endoscopic, radiographic, or histological criteria; Must have active UC defined by having a Mayo score equal to or greater than 2 within two months prior to enrollment; Must have had > 10cm involvement at some point in their disease history; FCP>250 or active endo within 6 months; If a smoker, must not change smoking habits (frequency) during the course of the study; If receiving medical therapy, no baseline therapy change within 4 weeks of study initiation and no change during the course of the study.

Exclusion: • Uncontrolled inflammation which will likely require surgery or escalation of therapy within 4 weeks of enrollment; Pregnant or lactating females; Allergy or intolerance to key or a great number food components of the study diet; Current NSAID use; Diagnosed with PSC; Using topical therapies or suppositories; Antibiotic use within 4 weeks of the study enrollment or during the study; Confirmed C. difficile infection within 3 months of recruitment; Diagnosis of primary PSC; Currently using topical therapies or suppositories; History of dysplasia or colorectal neoplasia.

ClinicalTrials.gov NCT04121806